Overachievers are more likely to be victimized by on-the-job undermining, but the sneaky deeds occur under the radar.

If you thought bullies were confined to schoolyards or the NFL, think again. Work cubicles are also incubators of underhanded underminers. A recent study found that workplace overachievers are more likely to be victimized than their average or below-average peers through covert acts of aggression.